diff --git a/.php-cs-fixer.php b/.php-cs-fixer.php
index e062e89..dc2e811 100644
--- a/.php-cs-fixer.php
+++ b/.php-cs-fixer.php
@@ -26,7 +26,7 @@
 
 $license->save();
 
-$config = PhpCsFixer\Config\Factory::fromRuleSet(new PhpCsFixer\Config\RuleSet\Php73($license->header()), [
+$config = PhpCsFixer\Config\Factory::fromRuleSet(new PhpCsFixer\Config\RuleSet\Php74($license->header()), [
     'strict_comparison' => false,
 ]);
 
diff --git a/test/Util/Specification/Closure.php b/test/Util/Specification/Closure.php
index c88de59..a804d1c 100644
--- a/test/Util/Specification/Closure.php
+++ b/test/Util/Specification/Closure.php
@@ -18,10 +18,7 @@
  */
 final class Closure implements Specification
 {
-    /**
-     * @var \Closure
-     */
-    private $closure;
+    private \Closure $closure;
 
     private function __construct(\Closure $closure)
     {
diff --git a/test/Util/Specification/Pattern.php b/test/Util/Specification/Pattern.php
index 4449d68..2a340c8 100644
--- a/test/Util/Specification/Pattern.php
+++ b/test/Util/Specification/Pattern.php
@@ -15,10 +15,7 @@
 
 final class Pattern implements Specification
 {
-    /**
-     * @var string
-     */
-    private $pattern;
+    private string $pattern;
 
     private function __construct(string $pattern)
     {